Home / 1,176.74-1,764.86-446.06

Finding the Fourth Proportional to 1,176.74, 1,764.86 and 446.06

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Solution

The fourth proportional to 1,176.74, 1,764.86 and 446.06 is: 669.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176.74 : 1,764.86 = 446.06 : x
  2. Step 2: Convert to fraction form
    1,176.74/1,764.86 = 446.06/x
  3. Step 3: Cross multiply
    1,176.74x = 1,764.86 × 446.06
  4. Step 4: Simplify right side
    1,176.74x = 787,233.45
  5. Step 5: Solve for x
    x = 787,233.45/1,176.74
  6. Step 6: Final answer
    x = 669.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.